JPS6412405B2 - - Google Patents

Info

Publication number
JPS6412405B2
JPS6412405B2 JP55179661A JP17966180A JPS6412405B2 JP S6412405 B2 JPS6412405 B2 JP S6412405B2 JP 55179661 A JP55179661 A JP 55179661A JP 17966180 A JP17966180 A JP 17966180A JP S6412405 B2 JPS6412405 B2 JP S6412405B2
Authority
JP
Japan
Prior art keywords
output terminal
diode
current
diodes
series
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP55179661A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56103524A (en
Inventor
Haabaato Hoefuto Waanaa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of JPS56103524A publication Critical patent/JPS56103524A/ja
Publication of JPS6412405B2 publication Critical patent/JPS6412405B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/24—Frequency-independent attenuators

Landscapes

  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP17966180A 1979-12-21 1980-12-18 Variable impedance circuit Granted JPS56103524A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/106,217 US4339677A (en) 1979-12-21 1979-12-21 Electrically variable impedance circuit with feedback compensation

Publications (2)

Publication Number Publication Date
JPS56103524A JPS56103524A (en) 1981-08-18
JPS6412405B2 true JPS6412405B2 (US20100268047A1-20101021-C00003.png) 1989-02-28

Family

ID=22310175

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17966180A Granted JPS56103524A (en) 1979-12-21 1980-12-18 Variable impedance circuit

Country Status (6)

Country Link
US (1) US4339677A (US20100268047A1-20101021-C00003.png)
JP (1) JPS56103524A (US20100268047A1-20101021-C00003.png)
CA (1) CA1155924A (US20100268047A1-20101021-C00003.png)
DE (1) DE3048041A1 (US20100268047A1-20101021-C00003.png)
FR (1) FR2473234A1 (US20100268047A1-20101021-C00003.png)
GB (1) GB2066601B (US20100268047A1-20101021-C00003.png)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857814A (ja) * 1981-10-01 1983-04-06 Pioneer Electronic Corp 電子インピ−ダンス装置
US4517508A (en) * 1982-05-08 1985-05-14 Toko, Inc. Variable impedance circuit
JPS59181811A (ja) * 1983-03-31 1984-10-16 Toshiba Corp 可変抵抗回路
JPS60229409A (ja) * 1984-04-27 1985-11-14 Hitachi Ltd 可変利得回路
EP0212267A1 (en) * 1985-08-12 1987-03-04 Motorola, Inc. Improved differential input attenuator circuit
US4600876A (en) * 1985-09-23 1986-07-15 Gte Communication Systems Corp. Integrated bootstrap bias circuit
US5128566A (en) * 1989-11-03 1992-07-07 Etymotic Research, Inc. Variable attenuator circuit
US5264785A (en) * 1992-02-04 1993-11-23 Intel Corporation Voltage-controlled resistance element with superior dynamic range
US5528167A (en) * 1992-05-14 1996-06-18 Methode Electronics, Inc. Combination of terminator apparatus enhancements
US5362991A (en) * 1992-12-10 1994-11-08 Samela Francis M Active deassertion circuit
US6570505B1 (en) 1997-12-30 2003-05-27 Gelcore Llc LED lamp with a fault-indicating impedance-changing circuit
US6885224B2 (en) * 2002-04-20 2005-04-26 Texas Instruments Incorporated Apparatus for comparing an input voltage with a threshold voltage
KR100652398B1 (ko) * 2005-02-01 2006-12-01 삼성전자주식회사 출력 임피던스회로 및 이를 적용한 출력버퍼회로
US7496481B2 (en) * 2006-05-19 2009-02-24 Watlow Electric Manufacturing Company Sensor adaptors and methods
US7496469B2 (en) * 2006-05-19 2009-02-24 Watlow Electric Manufacturing Company Temperature sensor adaptors and methods
KR101000340B1 (ko) * 2009-07-06 2010-12-13 한국과학기술원 Ｐｍｏｓ 다이오드 모듈, ｎｍｏｓ 다이오드 모듈 및 이를 이용하는 정류회로

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3539826A (en) * 1967-09-01 1970-11-10 Ibm Active variable impedance device for large signal applications
US3649847A (en) * 1970-10-30 1972-03-14 Rca Corp Electrically controlled attenuation and phase shift circuitry
JPS4910448U (US20100268047A1-20101021-C00003.png) * 1972-05-02 1974-01-29
US3761741A (en) * 1972-06-21 1973-09-25 Signetics Corp Electrically variable impedance utilizing the base emitter junctions of transistors
JPS5549451B2 (US20100268047A1-20101021-C00003.png) * 1972-08-30 1980-12-12
JPS536553A (en) * 1976-07-08 1978-01-21 Matsushita Electric Ind Co Ltd Variable gain amplifier
JPS53132235U (US20100268047A1-20101021-C00003.png) * 1978-03-13 1978-10-20

Also Published As

Publication number Publication date
FR2473234B1 (US20100268047A1-20101021-C00003.png) 1984-10-19
DE3048041A1 (de) 1981-09-17
GB2066601A (en) 1981-07-08
GB2066601B (en) 1984-02-29
US4339677A (en) 1982-07-13
FR2473234A1 (fr) 1981-07-10
CA1155924A (en) 1983-10-25
JPS56103524A (en) 1981-08-18

Similar Documents

Publication Publication Date Title
JPS6412405B2 (US20100268047A1-20101021-C00003.png)
US3997849A (en) Push-pull amplifier
US4636744A (en) Front end of an operational amplifier
US5568092A (en) Attenuated feedback type differential amplifier
KR900008752B1 (ko) 전류미러회로
US3651346A (en) Electrical circuit providing multiple v bias voltages
US4636743A (en) Front end stage of an operational amplifier
JPH0322723B2 (US20100268047A1-20101021-C00003.png)
JP3335208B2 (ja) 増幅装置
US3946325A (en) Transistor amplifier
US5406222A (en) High gain transistor amplifier
US4187472A (en) Amplifier employing matched transistors to provide linear current feedback
CA1173119A (en) Bias generator
JPH0682308B2 (ja) 電流源回路配置
JPS5827411A (ja) 差動増幅器回路
JPH03503702A (ja) 高利得ｉｃ増幅器
JPH0732329B2 (ja) 電力増幅器の出力段
US4553107A (en) Current mirror circuit having stabilized output current
US5534813A (en) Anti-logarithmic converter with temperature compensation
JPH0257372B2 (US20100268047A1-20101021-C00003.png)
US4812734A (en) Current-mirror arrangement
US6339319B1 (en) Cascoded current mirror circuit
JPH07509825A (ja) 熱による歪みが小さい増幅段
JPH06276037A (ja) オーディオ用パワーアンプ
US6169453B1 (en) Error amplifier with a high common mode rejection